package com.xunfang.servlet;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

/**
 * @Author lss
 * @CreateTime 2024/6/11
 * @Description
 */
public class BaseServlet extends HttpServlet {
    @Override
    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //1、设置字符集
        resp.setContentType("text/html;charset=utf-8");
        req.setCharacterEncoding("utf-8");
        String mark = req.getParameter("mark");
        Class<? extends BaseServlet> aClass = this.getClass();
        try {
            Method method = aClass.getMethod(mark,HttpServletRequest.class,HttpServletResponse.class);
            method.invoke(this,req,resp);
        } catch (NoSuchMethodException e) {
            throw new RuntimeException(e);
        } catch (InvocationTargetException e) {
            throw new RuntimeException(e);
        } catch (IllegalAccessException e) {
            throw new RuntimeException(e);
        }
    }
}
